mk/scripts/shlib-type

   1 # /bin/sh
   2 #
   3 # $NetBSD: shlib-type,v 1.2 2007/08/02 15:46:33 jlam Exp $
   4 #
   5 # This code is derived from software contributed to The NetBSD Foundation
   6 # by Alistair Crooks.
   7 #
   8 # This script returns the the library format for the platform.  If
   9 # the library format is "ELF/a.out", then we inspect the specified
  10 # path to determine the correct object format (either ELF or a.out).
  11 #
  12
  13 if [ -z "${FILE_CMD}" ]; then
  14         FILE_CMD=file
  15 fi
  16
  17 if [ $# -lt 2 ]; then
  18         echo 1>&2 "usage: shlib-type libformat binpath"
  19         exit 1
  20 fi
  21
  22 libformat="$1"
  23 binpath="$2"
  24
  25 sotype=none
  26 case "$1" in
  27 ELF/a.out)
  28         if [ -f "$binpath" ]; then
  29                 output=`${FILE_CMD} $binpath 2>/dev/null`
  30         else
  31                 output=
  32         fi
  33         case "$output" in
  34         *ELF*dynamically*)      sotype="ELF" ;;
  35         *shared*library*)       sotype="a.out" ;;
  36         *dynamically*)          sotype="a.out" ;;
  37         *)                      sotype="ELF" ;;         # guess "ELF"
  38         esac
  39         ;;
  40 *)
  41         sotype="$1"
  42         ;;
  43 esac
  44 echo $sotype
  45
  46 exit 0